package kr.hkit.powerjava.chapter24.work2.service;

import java.util.Scanner;

import kr.hkit.powerjava.chapter22.work2.vo.Department;
import kr.hkit.powerjava.chapter24.work2.dao.InterfaceDao;

public abstract class ServiceItem<T> {
	protected InterfaceDao<T> dao;
	protected Scanner sc;
	public ServiceItem(InterfaceDao<T> dao, Scanner sc) {
		this.dao = dao;
		this.sc = sc;
	}
	protected void init(){
		dao.loadFile();
	}
	protected void clise(){
		dao.saveFile();
	}
	public void prnMenu(){
		T item = null;
		int res = 0;
		do {
			System.out.println("1.입력\n2.삭제\n3.수정\n4.검색\n5.리스트보기\n6.종료\n");
			res = sc.nextInt();

			switch (res) {
				case 1:
					item = inputItemInfo(true);// 학번 ,성명,국어,영어,수학
					dao.insertItem(item);
					break;
				case 2:
					// 리스트를 보여주고 삭제할 번호 입력
					dao.prnItemList(null);
					System.out.println("삭제할 학싱정보를 입력하시오.");
					item = inputItemInfo(false);
					dao.deleteItem(item);
					break;
				case 3:// 리스트를 보여주고 수정할 학생정보 입력받음
					dao.prnItemList(null);
					System.out.println("수정할 번호 입력");
					item = inputItemInfo(true);
					dao.updateItem(item);
					break;
				case 4:
					item = inputItemInfo(false);
					try {
						item = dao.searchItem(item);
						System.out.println(item);
					} catch (ArrayIndexOutOfBoundsException e) {
						System.out.println("학생정보없음");
					}
					break;
				case 5:
					prnSubMenu();
					break;
				case 6:
					dao.saveFile();
					sc.close();
					System.exit(0);
					break;
				default:
			}
		} while (res <= 6);
	}
	public abstract T inputItemInfo(boolean gubun);
	public abstract void prnSubMenu();
}

		
